THQ ABRDN HEALTHCARE OPPORTUNITIES FUND Management Changes 8-K Filing 2023 - Resignation of independent registered public accounting firm and engagement of new independent registered public accounting firm Tekla Healthcare Opportunities Fund announces the resignation of Deloitte & Touche LLP as its independent registered public accounting firm and the engagement of KPMG LLP as its new independent registered public accounting firm.Get access to all SEC 8-K filings of the ABRDN HEALTHCARE OPPORTUNITIES FUND